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參數(shù)資料
| 型號： | SMR3D |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Bulk Metal Foil Technology Precision Molded Surface Mount Resistor |
| 中文描述： | 散裝金屬箔技術精密成型表面貼裝電阻 |
| 文件頁數(shù)： | 2/3頁 |
| 文件大小： | 148K |
| 代理商： | SMR3D |
For technical questions in the Americas, contact foilsupport1@vishay.com
For technical questions in Asia/Japan/Europe/Africa/Israel, contact foilsupport2@vishay.com
www.vishay.com
21
SMR3D
Vishay Foil Resistors
Document Number: 63021
Revision 16-Aug-04
S
ISRAEL: foilsales.israel@vishay.com FRANCE/SWITZERLAND/SOUTHERN EUROPE: foilsales.eusouth@vishay.com AMERICAS: foilsales.usa@vishay.com
ASIA/JAPAN: foilsales.asia@vishay.com UK/HOLLAND/SCANDANAVIA: foilsales.eunorth@vishay.com GERMANY/CZECH REPUBLIC/AUSTRIA: foilsales.eucentral@vishay.com
SALES
TEST
CONDITIONS
MAXIMUM LIMIT
Resistance Range
5
to 80K
TCR
0
°
C to + 25
°
C
+ 25
°
C to + 60
°
C
– 55 to + 25
°
C
+ 25
°
C to + 125
°
C
See Figure 1
5
to 30K
0.6 watts @ 70
°
C
0.3 watts @ 125
°
C
above 30K
0.4 watts
0.2 watts
Rated Power
See Figure 2, Previous page
Maximum Working Voltage
300 Volts
Maximum Operating Temperature
+ 125
°
C
Working Temperature Range
– 65 to + 125
°
C
Thermal Shock
– 65
°
C to + 175
°
C; 30 minutes; 5 cycles
±
0.01%
Overload
2.5 x Rated Voltage; 5 Seconds
±
0.01%
Low Temperature Operation
– 65
°
C; 45 minutes @ Rated Power
±
0.01%
Dielectric Withstanding Voltage
Atmospheric Pressure; AC 200 V; 1 minute
±
0.01%
Insulation Resistance (M
)
DC 100 V; 1 minute
over 10,000
Resistance to Soldering Heat (%)
+ 260
°
C; 10 seconds
±
0.03%,
±
0.01% Typical
Moisture Resistance
+ 65
°
C to – 10
°
C; 90 to 98% RH; Rated Power; 240 hours
±
0.05%
Shock
100 G; Sawtooth
±
0.01%
Vibration, High Frequency
10~ 2,000~ 10 Hz; 20 G; X, Y, Z each 2.5 hours
±
0.01%
Load Life Stability
Order of Magnitude better
than Thin Film Technology
0.3 watts @ + 125
°
C
0.6 watts @ + 70
°
C
0.1 watts @ + 70
°
C
2,000 hours
2,000 hours
2,000 hours
±
0.015%
±
0.015%
±
0.005%
High Temperature Exposure
+ 175
°
C; No Load 2,000 hours
±
0.05%
Shelf Life
15 to 35
°
C; 15 to 75% RH; No Load; 10,000 hours
±
0.0025% (1 year)
±
0.005% (3 years)
Weight
0.244 Grams
Packaging
Bulk (Loose) or Tape & Reel, per EIA-481-1
Bulk Metal
Foil Technology
Precision Molded Surface Mount Resistor
TABLE 2 - MODEL SMR3D SPECIFICATIONS
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